package org.hongmeng.service;

import org.hongmeng.entity.User;

public interface UserService {
    User register(User user);
    
    String login(String username, String password);
    
    User getUserInfo(Long userId);
    
    void updateUser(User user);
    
    void updateStatus(Long userId, Integer status);
    
    User getUserByUsername(String username);
} 